| Acronym | Definition |
|---|
| HM➣Her/His Majesty |
| HM➣Heavy Metal |
| HM➣Health Monitoring |
| HM➣How Much |
| HM➣Hannah Montana (Disney Channel character) |
| HM➣Harvest Moon (video game by Natsume and Victor Interactive) |
| HM➣Half Marathon (race) |
| HM➣Headmaster |
| HM➣Herbal Medicine |
| HM➣Hospitality Management (various schools) |
| HM➣History in the Making |
| HM➣Honorable Mention (various organizations) |
| HM➣Hakuna Matata (Swahili: There Are No Worries) |
| HM➣Hennes & Mauritz |
| HM➣Haunted Mansion (Disney) |
| HM➣High Maintenance |
| HM➣Heard and McDonald Islands (ISO country code) |
| HM➣Hazardous Material (HAZMAT) |
| HM➣Hazardous Material |
| HM➣Horace Mann (various organizations) |
| HM➣Holistic Medicine |
| HM➣Hammer Mill |
| HM➣Homework Diary |
| HM➣Hindustan Motors |
| HM➣Hollow Metal |
| HM➣Hectometer |
| HM➣Harmonic Mean |
| HM➣Home Maker |
| HM➣Harmonic Motion |
| HM➣Horse's Mouth |
| HM➣Hidden Mickeys (in Disney theme parks) |
| HM➣Higher Mind (Sri Aurobindo, Indian Yogi and philosopher) |
| HM➣Hand Motion (ophthalmological test of visual acuity) |
| HM➣Hydraulic Machine (various companies) |
| HM➣Hinge Mount (various companies) |
| HM➣Hotel Management (various organizations) |
| HM➣Houghton Mifflin Company |
| HM➣Half Mirror |
| HM➣Air Seychelles (IATA airline code) |
| HM➣Highly Magnified |
| HM➣Henry Molaison (memory loss patient) |
| HM➣Human Milk |
| HM➣Hard Music |
| HM➣Hidden Machine (Pokémon) |
| HM➣History Module (Honeywell) |
| HM➣History Matters (educator resources website) |
| HM➣Helicopter Mine Countermeasures Squadron (US Navy aviation unit designation used from 1971 to present) |
| HM➣Historia Mexicana |
| HM➣Holy Moley |
| HM➣Hoochie Mama |
| HM➣Holy Mackerel |
| HM➣Hotto Motto (Japanese fast food chain) |
| HM➣High Moment (chemistry) |
| HM➣Hokkaido Museum |
| HM➣Hug Me |
| HM➣Hey Mercedes (band) |
| HM➣Hindu Munnani (Tamil Nadu movement) |
| HM➣Heard & McDonald Islands (Kerguelen, Including Prince Edward & Crozetis Islands) |
| HM➣Hyperbolic Metamaterial |
| HM➣Helper Monkey |
| HM➣Heavy Magnum (ammunition) |
| HM➣Hiring Manager |
| HM➣Hold Model |
| HM➣Hot Metal |
| HM➣Handmaids of Mary |
| HM➣Hyperbaric Medicine |
| HM➣Haughton-Mars |
| HM➣Howling Mad (Murdock) |
| HM➣Horizontal Measure |
| HM➣Howler Monkey (wrestling) |
| HM➣Hare Majesteit (Her Majesty) |
| HM➣Hydromechanical |
| HM➣Hole Montes, Inc (Naples, FL) |
| HM➣Herrschende Meinung (German: prevailing opinion; legal) |
| HM➣Humanist Manifesto (ideology) |
| HM➣Hydrogen Maser |
| HM➣Hôpital Militaire |
| HM➣Hans/Hennes Majestät (Swedish: His/Her Majesty) |
| HM➣Horizontal Multiplier (NIOSH) |
| HM➣Hamilton Sector (Lester B. Pearson International Airport; Canada) |
| HM➣Heavens Metal (Magazine) |
| HM➣Hardness Maintenance |
| HM➣Hotel Margherita (Isle of Capri, Italy) |
| HM➣Hybrid Magnetic |
| HM➣Hayakawa Mystery (Japanese book series) |
| HM➣Hippie Maffia |
| HM➣Hydrogen Monitor |
| HM➣Hum Modulation |
| HM➣Hectameter |
| HM➣(USN Rating) Hospital Corpsman |
| HM➣Halo Messenger (website) |
| HM➣Haptic Modeler (Surface Model Level Navigation) |
| HM➣Honesta Matrona (Latin: Virtuous Lady, epigraphy) |
| HM➣Hunter Mountain Ski Slope |
| HM➣Horner Museum (Oregon State University) |
